(19)
(11) EP 3 911 853 A1

(12)

(43) Date of publication:
24.11.2021 Bulletin 2021/47

(21) Application number: 20730349.6

(22) Date of filing: 17.01.2020
(51) International Patent Classification (IPC): 
F02F 3/14(2006.01)
F02F 3/10(2006.01)
(52) Cooperative Patent Classification (CPC):
F02F 3/14; F02F 3/10
(86) International application number:
PCT/US2020/014048
(87) International publication number:
WO 2020/163058 (13.08.2020 Gazette 2020/33)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 18.01.2019 US 201962794223 P
25.01.2019 US 201962796698 P
10.05.2019 US 201962846307 P

(71) Applicant: Tenneco Inc.
Lake Forest, IL 60045 (US)

(72) Inventors:
  • LINETON, Warran, Boyd
    Chelsea, MI 48118 (US)
  • SALENBIEN, Gregory
    Britton, MI 49229 (US)
  • WEINENGER, Michael
    Southfield, MI 48075 (US)

(74) Representative: HGF 
1 City Walk
Leeds LS11 9DX
Leeds LS11 9DX (GB)

   


(54) STEEL PISTON HAVING OXIDATION AND EROSION PROTECTION